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Anthropic's Claude Opus 4.8 is here with 3X cheaper fast mode and near-Mythos level alignment

Anthropic today released Claude Opus 4.8 , an upgrade to its flagship model that ships at the same price as its predecessor, alongside a…

Source VentureBeat AI Summary Updated May 28, 2026

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Freshness Stale Updated May 28, 2026

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Anthropic today released Claude Opus 4.8 , an upgrade to its flagship model that ships at the same price as its predecessor, alongside a dramatically cheaper "fast mode" tier and a new feature that lets the model spawn hundreds of parallel subagents for codebase-scale work. The model is available immediately across Anthropic's surfaces — claude.ai, Claude C…

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